| Équations équilibrées la veille |
Si + 2 H2F2 = SiF4 + 2 H2
Ca3(PO4)2 + SeO2 + C = P + CaSeO3 + CO =>
Ca3(PO4)2 + 3 SeO2 + 5 C = 2 P + 3 CaSeO3 + 5 CO
BaCl2 + Al(NO3)3 = Ba(NO3)2 + AlCl3 =>
3 BaCl2 + 2 Al(NO3)3 = 3 Ba(NO3)2 + 2 AlCl3
NiCl2 + NH4OH = Ni(OH)2 + Cl(NH4) =>
NiCl2 + 2 NH4OH = Ni(OH)2 + 2 Cl(NH4)
SiHCl3 + O2 = SiO2 + H2O + Cl2 =>
4 SiHCl3 + 5 O2 = 4 SiO2 + 2 H2O + 6 Cl2
P + NaOH = Na3PO3 + PH3 =>
2 P + 3 NaOH = Na3PO3 + PH3
HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(l) =>
HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(l)
C15H31COOC16H33 + NaOH = C15H31COONa + C16H33OH =>
C15H31COOC16H33 + NaOH = C15H31COONa + C16H33OH
Cu(NO3)2 + NH4OH = Cu(OH)2 + NO3NH4 =>
Cu(NO3)2 + 2 NH4OH = Cu(OH)2 + 2 NO3NH4
Ca(OH)2 + HF = CaH2 + OHF =>
Ca(OH)2 + 2 HF = CaH2 + 2 OHF
Pb(OH)2 + HNo3 = Pb(No3)2 + H2O =>
Pb(OH)2 + 2 HNo3 = Pb(No3)2 + 2 H2O
CH4 + H2O = CO*3H2 =>
CH4 + H2O = CO*3H2
LiF + Br2 = LiBr + F4 =>
4 LiF + 2 Br2 = 4 LiBr + F4
NaOH + C = Na + CO + H2 =>
2 NaOH + 2 C = 2 Na + 2 CO + H2
C8H9NO2 + O2 = CO2 + H2O + NO3 =>
4 C8H9NO2 + 43 O2 = 32 CO2 + 18 H2O + 4 NO3
Cu2SO4 + NaOH + HCl = CuCl + Na2SO4 + H2O =>
Cu2SO4 + 2 NaOH + 2 HCl = 2 CuCl + Na2SO4 + 2 H2O
C8H18 + C2H4 = C10H22 =>
C8H18 + C2H4 = C10H22
AsO2{-} + I2 + OH{-} = I{-} + AsO4{3-} + H2O =>
AsO2{-} + I2 + 4 OH{-} = 2 I{-} + AsO4{3-} + 2 H2O
K2CrO4 + H2S + H2O = K[Cr(OH)4(H2O)2] + S + KOH =>
2 K2CrO4 + 3 H2S + 6 H2O = 2 K[Cr(OH)4(H2O)2] + 3 S + 2 KOH
Ag(NO3)2 = AgO + NO2 + O2 =>
2 Ag(NO3)2 = 2 AgO + 4 NO2 + O2
Si + CH4 = SiH4 + C =>
Si + CH4 = SiH4 + C
(NH4)2SO4 + SrF2 = (NH4)F + SrSO4 =>
(NH4)2SO4 + SrF2 = 2(NH4)F + SrSO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CH3CH2CH2OH + Cr2O7{2-} + H{+} = CH3CH2COOH + Cr{3+} + H2O =>
3 CH3CH2CH2OH + 2 Cr2O7{2-} + 16 H{+} = 3 CH3CH2COOH + 4 Cr{3+} + 11 H2O
Na3[Cr(OH)6] + NaOH + PbO2 = Na2CrO4 + H2O + Na2PbO2 =>
2 Na3[Cr(OH)6] + 4 NaOH + 3 PbO2 = 2 Na2CrO4 + 8 H2O + 3 Na2PbO2
S8(s) + Ni(s) = Ni2S3(s) =>
3 S8(s) + 16 Ni(s) = 8 Ni2S3(s)
NaCrO2 + NaMnO4 + NaOH = H2O + Na2CrO4 + Na2MnO4 =>
NaCrO2 + 3 NaMnO4 + 4 NaOH = 2 H2O + Na2CrO4 + 3 Na2MnO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
ZnCl2 + Ag2SO4 = ZnSO4 + AgCl =>
ZnCl2 + Ag2SO4 = ZnSO4 + 2 AgCl
CH3CH2CH2OH + Cr2O7{2-} + H{+} = CH3CH2COH + Cr{3+} + H2O =>
3 CH3CH2CH2OH + Cr2O7{2-} + 8 H{+} = 3 CH3CH2COH + 2 Cr{3+} + 7 H2O
C55H72MgN4O5 + O2 = CO2 + H2O + NO2 + MgO =>
C55H72MgN4O5 + 75 O2 = 55 CO2 + 36 H2O + 4 NO2 + MgO
Pb2(aq) + Cl(aq) = PbCl2 =>
Pb2(aq) + 4 Cl(aq) = 2 PbCl2
V + Si = VSi2 =>
V + 2 Si = VSi2
Fe2(CO3)3(s) = Fe2O3(s) + CO2(g) =>
Fe2(CO3)3(s) = Fe2O3(s) + 3 CO2(g)
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
CaH2 + ZnO = CaO + Zn + H2 =>
CaH2 + ZnO = CaO + Zn + H2
NH4ClO4 + C12H22O11 = CO2 + H2O + N2 + HCl =>
48 NH4ClO4 + 5 C12H22O11 = 60 CO2 + 127 H2O + 24 N2 + 48 HCl
NaCO3 + HNO3 = NaOH + NO3 + CO2 =>
NaCO3 + HNO3 = NaOH + NO3 + CO2
Hg2(aq) + Cl(aq) = HgCl2(s) =>
Hg2(aq) + 4 Cl(aq) = 2 HgCl2(s)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
CH3CH2CH2OH + Cr2O7{2-} + H{+} = CH3CH2CHO + Cr{3+} + H2O =>
3 CH3CH2CH2OH + Cr2O7{2-} + 8 H{+} = 3 CH3CH2CHO + 2 Cr{3+} + 7 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CaS + (NH4)2CO3 = CaCO3 + (NH4)2S =>
CaS + (NH4)2CO3 = CaCO3 + (NH4)2S
K2Cr2O7 + H2C2O4*2H2O = K[Cr(H2O)2(C2O4)2] + H2O + CO2 =>
K2Cr2O7 + 7 H2C2O4*2H2O = 2 K[Cr(H2O)2(C2O4)2] + 17 H2O + 6 CO2
CH5N + O2 = CO2 + H2O + NO2 =>
4 CH5N + 13 O2 = 4 CO2 + 10 H2O + 4 NO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cr2O3(s) + Al(l) = Cr(l) + Al2O3(l) =>
Cr2O3(s) + 2 Al(l) = 2 Cr(l) + Al2O3(l)
Ag2SO4 + HNO3 = AgNO3 + H2SO4 =>
Ag2SO4 + 2 HNO3 = 2 AgNO3 + H2SO4
KI + HCl + O2 = I2 + KCl + H2O =>
4 KI + 4 HCl + O2 = 2 I2 + 4 KCl + 2 H2O
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
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